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<br />'~- <br /> <br />House Elevation Regulations <br /> <br />. <br /> <br />i <br /> <br />Substantial Damage <br /> <br />Substantial damage is structure damage from any cause where the cost of restoring the structure to its "before damage" condition <br />would equal or exceed fifty (50) percent of its pre-disastervalue. <br /> <br />NFIP Housing Elevation Regulations <br /> <br />Within communities participating in the NFIP, certain requirements apply when building a new home: when substantial damage <br />has occurred to an existing home; or when substantial improvements to an existing home are planned. <br /> <br />~ In A-Zones, the top of a building's lowest floor, including basement, must be elevated to or above the Base Flood <br />Elevation (BFE) plus any additional freeboard your community may require. <br /> <br />A-Zones: Riverine and coastal flood-prove areas subject to storm surges with velocity waves of less than 3 feet. <br /> <br />~ In V -Zones, the lowest portion of the horizontal structural members supporting the lowest floor must be elevated to <br />or above the BFE plus any additional freeboard your community may require. <br /> <br />. <br /> <br />V -Zones: Coastal flood-prone areas to storm surges with velocity waves of 3 feet or more. <br /> <br />~ Building materials including interior walls and floors located below the BFE must be resistant to flood damage. <br /> <br />~ The walls and floors of any enclosed area below the BFE must be constructed so that flotation, collapse, and lateral <br />(sideways) movement of the structure will be prevented. <br /> <br />~ Constnlction of basements (enclosures with floor levels completely below ground level) is not permitted below the <br />BFE. <br /> <br />~ All machinery and equipment servicing the building must be elevated to or above the BFE or designed to prevent <br />water from entering or accumulating during flooding. Such machinery/equipment includes but is not limited to <br />furnaces, heat pumps, hot waler heaters, air-conditioners, washers, dryers, refrigerators and similar appliances, <br />elevator lift machinery, and electrical junction and circuit breaker boxes. <br /> <br />~ All space designed for human habitation must be elevated to or above the BFE, including bedrooms, bathrooms, <br />kitchen, and dining, living, family and recreation rooms. <br /> <br />. <br /> <br />~ Uses permitted in spaces below the BFE are restricted to vehicular parking, limited storage, and building access <br />(stairs, stairwells and elevator shafts). <br /> <br />Protect;n,~ l'our Home from Flood Damage. Revised 1996, 2nd Edition, I I <br />FederJ.! EmergenC\' .lotanagement ~cncy <br />